{"item_id":21739,"name":"Granite ring","url":"https://runescapetrader.com/item/21739","unit":"GP","buy_limit":70,"prices":{"instant_buy":{"gp":27368,"observed_at":"2026-09-11T17:40:28Z","age_seconds":1016,"status":"stale"},"instant_sell":{"gp":26648,"observed_at":"2026-09-11T17:43:27Z","age_seconds":837,"status":"fresh"}},"market_data_updated_at":"2026-09-11T17:57:11Z","source":{"name":"OSRS Wiki real-time prices","url":"https://oldschool.runescape.wiki/w/RuneScape:Real-time_Prices"}}